President Barack Obama is in Baltimore today, but it’s his wife’s last pronouncement on her campaign against childhood obesity that’s caught my attention. As the president did several months ago in an education speech, First Lady Michelle Obama has taken a personal tack — divulging some private information about her children — to drive home her point about early intervention in kids’ health.

In remarks at a YMCA in Virginia, Obama said her daughters’ pediatrician warned her — some time ago, apparently — that the girls were getting “off track” in terms of body-mass index…

…The personal aspect brings the story home and helps us remember how important the message is.

On the other hand, I do wonder about the kids’ privacy factor here, and how disclosures like these could open the door to unwanted scrutiny for the first daughters…